Some drugs that combat depression work by ________
a) blocking the reabsorption of serotonin between neurons
b) blocking dopamine receptors in the brain
c) inhibiting the function of the medulla and the pons
d) increasing the amount of acetylcholine in the brain
ANS: A
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How is having a genetic predisposition to a disease related to contracting that disease?
A. A predisposition toward a disease means that the person will contract the disease. B. Having a predisposition to a disease is unrelated to contracting that disease. C. A predisposition makes a disease more likely, but it does not guarantee that the disease will be contracted. D. Identifying a predisposition means that effective treatments can begin early, and the disease can be thoroughly avoided.
Candy is meeting her boyfriend's cousins at a family reunion. She remembers Cindy, Rick, Dirk, Denece, and Garth. But she forgets Tom, Nancy, David, and Imogene. What is the best explanation?
A. She found those cousins whose name she remembered as being friendlier. B. The cousins she remembered were introduced to her at the beginning and end of the reunion; the others were introduced in the middle of the reunion. C. She relied on nondeclarative encoding for the names she remembered. D. The cousins she did not remember were introduced to her at the beginning and end of the reunion; the others were introduced in the middle of the reunion.
Which of the following is an example of nonassociative learning?
a. ?Andrea recently learned how to drive a car. At first she found merging into highway traffic very stressful, but now can do it with ease. b. ?As a child, Maxwell had a frightening experience with his neighbor’s large dog. He now fears all large dogs. c. ?Hoping to understand more about her parent’s culture, Parvati carefully watches as her grandmother prepares a traditional South Indian meal. d. ?Gabriel tells his 4-year-old daughter each night: “No dessert until you eat your dinner without complaining.” To get the dessert, his daughter obeys.
The primary causal factor in sexual orientation is a. genetic, as determined by the fact that 50 percent of identical twins show concordance for homosexuality. b. due to brain structure differences, as demonstrated by Simon LeVay's work on INAH 3
c. due to prenatal androgens, as demonstrated by CAH syndrome in females. d. not clearly understood and may include some or all of the above depending on gender.